I am not sure if there is two trunk between Avaya and CCM. from my side I configured Avaya as H.323 gateway.
Is there any meaning for two or one trunk??
I will try to set the parameters.
Anyhow I find this:
Q Signaling (QSIG) facility IE support H.323 has no support for QSIG facility IE; therefore, information (such as calling name and redirect number) that is carried in the facility IE is lost. The integration of a QSIG PBX with Cisco IP Telephony requires the use of MGCP.
It is in: Cisco Voice Gateways and Gatekeepers. Cisco Press
I am not sure if we enable FastStart, can we solve the problem???
I'm not able to access my old voice mail messages all of a sudden. The recording says something like 'the message is currently not available'. This has never happened before in all the years I have been using this system. I have t...